My uncle is really busy. He_____comes to our home these days.

He often gets up very late. He _________ takes exercise in the morning. 

—Have you ___________ been to Beijing? —Yes. But only once.

---Did you find the small village yesterday? ---Yes, without any difficulty, for it has __________changed over years.

—I saw you come to school by bus this morning. —Oh, I _________ come to school by bus, but it is raining today.